The 5th Amendment to the Constitution prohibits the government from taking private property for public use without paying the owner just compensation. Some owners allege that the gov't's. regulations have effectively taken their property -- by restructuring the ways in which they can use it -- & that they should be compensated. Chapters: regulatory takings: the status " increasing access to compensation; increasing access to fed. courts & encouraging settlements; augmenting requirements for agency takings analyses; paying compensation awards from agency budgets; estimating the cost of expanding eligibility for compensation. Charts & tables.